Dmytro Prokhorenkov

* Created pipelines and configurations for Golden images built with Hashicorp Packer
* Improved Terraform configuration for resources hosted in AWS, developed modules and did some code cleanup
* Worked on developing internal tooling to prepare reports for SOC2 audit
* Supported developers with infrastructure topics: AWS, Kubernetes, Terraform, deployment pipelines, monitoring, etc.
* Documented way of working for team members and developers on how to work with infrastructure

* Supporting migration of on-prem infrastructure to the cloud (AWS)
* Supporting team members with implementing IaC (Terraform + Terragrunt)
* Implementing automation for already running tools: Ansible, Python
* Preparing policies for monitoring, alerting and disaster recovery
* Working on a security-related topic (VPN connection, data encryption)
* Leading Measuring Value Stream, planning work, activities and goals

* Managing infrastructure (AWS, Kubernetes, Hetzner) and CDN (CloudFlare)
* Managing pilot project to improve security in development with Hashicorp Vault
* Managing monitoring configuration and tools (Icinga2, Prometheus, OpsGenie)
* Preparing infrastructure as a code for internal projects: Terraform, Helm, Ansible
* Writing automation scripts: Python, Shell, Go

* Automating configuration with SaltStack and Puppet
* Creating Terraform plans for internal projects
* Managing centralized logging systems: Splunk, ELK
* Working on a new platform based on Kubernetes
* Improving infrastructure monitoring
* Implementing and optimizing disaster recovery procedures. Analyzed and reduced backup size
* Managing infrastructure and accounts in Amazon AWS
* Managing CDN configuration: Akamai, Cloudflare
* Running network infrastructure (Fortigate, Vyatta/VyOS, custom Ubuntu-based firewall)

* Designing internal network infrastructure: BGP, IPSEC connectivity, wireless network
* Administrating mail services (Postfix, Dovecot, Cisco IronPort)
* Administrating VoIP servers: Cisco CUBE, Cisco CallManager, Asterisk
* Configuring monitoring infrastructure: Icinga, Check_MK, CollectD

* Managing BGP for own network and AS
* Managing VMWare VSphere Server
* Planning of company internal network and services (web-, file- and SVN storage, backup system etc)
* Managing and support mail server (Exim+Cyrus+openbsd-spamd+spamassassin)
* Automating the provisioning of embedded systems with the PXE server
* Linux image development for embedded systems

* Researching for new hardware and software solutions, design and implementation (IP-Unnumbered, global user authorization system, soft routers based on OpenBSD and Linux)
* Interacting with service providers and uplinks
* Developing new features and supporting the ISP Billing system
* Support of services (Postfix, Cyrus, PostgreSQL)

* Implementing a monitoring solution based on Nagios+NagVis
* Automating billing-related tasks
* Managing and planning network infrastructure
* Services support
* Did onboarding for new employees in the technical support department